| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 21 May 1991 | USD | 12.25 | 12.25 | 11.25 | 12.25 | 12.25 | +0.875 (+7.69%) | 139,700 |
| 20 May 1991 | USD | 11.375 | 11.875 | 11 | 11.375 | 11.375 | -0.375 (-3.19%) | 83,000 |
| 17 May 1991 | USD | 11.75 | 12.125 | 11.125 | 11.75 | 11.75 | +0.5 (+4.44%) | 75,000 |
| 16 May 1991 | USD | 11.25 | 11.5 | 10.375 | 11.25 | 11.25 | +0.5 (+4.65%) | 230,000 |
| 15 May 1991 | USD | 10.75 | 12.125 | 10.25 | 10.75 | 10.75 | -1.125 (-9.47%) | 186,200 |
| 14 May 1991 | USD | 11.875 | 12.125 | 11.5 | 11.875 | 11.875 | +0.375 (+3.26%) | 173,200 |
| 13 May 1991 | USD | 11.5 | 13 | 11.375 | 11.5 | 11.5 | -1.25 (-9.80%) | 137,900 |
| 10 May 1991 | USD | 12.75 | 13.625 | 12.75 | 12.75 | 12.75 | -0.875 (-6.42%) | 125,200 |
| 9 May 1991 | USD | 13.625 | 13.625 | 13.25 | 13.625 | 13.625 | +0.375 (+2.83%) | 25,700 |
| 8 May 1991 | USD | 13.25 | 14.125 | 13.25 | 13.25 | 13.25 | -0.125 (-0.93%) | 162,600 |
| 7 May 1991 | USD | 13.375 | 14.125 | 13.375 | 13.375 | 13.375 | -0.25 (-1.83%) | 146,100 |
| 6 May 1991 | USD | 13.625 | 13.625 | 12.75 | 13.625 | 13.625 | +0.25 (+1.87%) | 163,700 |
| 3 May 1991 | USD | 13.375 | 13.625 | 13 | 13.375 | 13.375 | -0.125 (-0.93%) | 65,300 |
| 2 May 1991 | USD | 13.5 | 14.125 | 13.25 | 13.5 | 13.5 | 0.0 (0.0%) | 153,900 |
| 1 May 1991 | USD | 13.5 | 13.875 | 12.5 | 13.5 | 13.5 | +0.875 (+6.93%) | 237,800 |
| 30 Apr 1991 | USD | 12.625 | 13 | 12 | 12.625 | 12.625 | +0.125 (+1%) | 330,000 |
| 29 Apr 1991 | USD | 12.5 | 14.375 | 12.375 | 12.5 | 12.5 | -1.875 (-13.04%) | 183,700 |
| 26 Apr 1991 | USD | 14.375 | 14.5 | 14 | 14.375 | 14.375 | -0.125 (-0.86%) | 122,600 |
| 25 Apr 1991 | USD | 14.5 | 14.75 | 14.375 | 14.5 | 14.5 | -0.25 (-1.69%) | 115,400 |
| 24 Apr 1991 | USD | 14.75 | 14.75 | 14.375 | 14.75 | 14.75 | +0.5 (+3.51%) | 90,500 |
| 23 Apr 1991 | USD | 14.25 | 14.75 | 14.125 | 14.25 | 14.25 | +0.125 (+0.88%) | 335,000 |
| 22 Apr 1991 | USD | 14.125 | 14.875 | 14.125 | 14.125 | 14.125 | -0.75 (-5.04%) | 79,000 |
| 19 Apr 1991 | USD | 14.875 | 15.25 | 14.625 | 14.875 | 14.875 | -0.375 (-2.46%) | 68,900 |
| 18 Apr 1991 | USD | 15.25 | 15.5 | 14.5 | 15.25 | 15.25 | 0.0 (0.0%) | 320,300 |
| 17 Apr 1991 | USD | 15.25 | 16.375 | 15.25 | 15.25 | 15.25 | -0.875 (-5.43%) | 187,600 |
| 16 Apr 1991 | USD | 16.125 | 16.375 | 16 | 16.125 | 16.125 | 0.0 (0.0%) | 130,500 |
| 15 Apr 1991 | USD | 16.125 | 16.75 | 16 | 16.125 | 16.125 | -0.125 (-0.77%) | 171,400 |
| 12 Apr 1991 | USD | 16.25 | 16.5 | 14.75 | 16.25 | 16.25 | +1.5 (+10.17%) | 329,700 |
| 11 Apr 1991 | USD | 14.75 | 16.5 | 14.75 | 14.75 | 14.75 | -1.125 (-7.09%) | 319,400 |
| 10 Apr 1991 | USD | 15.875 | 16.25 | 15.5 | 15.875 | 15.875 | -0.125 (-0.78%) | 582,100 |
